CN218903877U

CN218903877U - Threading auxiliary device is attacked to lathe

Info

Publication number: CN218903877U
Application number: CN202223210436.2U
Authority: CN
Inventors: 王大军; 陈明; 郭存来; 吕正桂; 刘平
Original assignee: Yudo New Energy Automobile Co Ltd
Current assignee: Yudo New Energy Automobile Co Ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-25
Anticipated expiration: 2032-12-01

Abstract

The utility model relates to a tapping threading auxiliary device of a lathe, which comprises a device main body; the device main body comprises a tailstock tip handle connected with a lathe tailstock and a sliding jacket connected with the tailstock tip handle; the tail seat tip handle comprises a tip handle cone part connected with the lathe tail seat and a connecting sleeve part connected between the sliding clamping sleeve and the tail part of the taper handle; the connecting sleeve part is detachably connected with the taper part of the tip handle; the connecting sleeve part comprises a first annular wall and a second annular wall which can be spliced and connected with the first annular wall; the first annular wall and the second annular wall are spliced to form a first inner hole; the sliding jacket comprises an extending section which can extend into the first inner hole; the extending section is connected with the connecting sleeve part in a sliding way. The sliding clamping sleeve is used for connecting the tap or the die, and when the tap or the die needs to be replaced, the sliding clamping sleeve with the tap or the die can be replaced together. Compared with the prior art, the auxiliary device increases the possibility of replacing the tap or the threading die from the radial direction, and is convenient to use.

Description

Threading auxiliary device is attacked to lathe

Technical Field

The utility model relates to the technical field of tapping threading equipment, in particular to a lathe tapping threading auxiliary device.

Background

The factory maintenance workshop is generally provided with machining equipment such as an ordinary lathe and the like, because of the maintenance working characteristics, batch parts do not need to be machined, most of the work is to machine parts such as pins, screws, nuts and shaft sleeves in a single piece or small batch, and in normal operation, tapping and threading work is carried out on the lathe by utilizing a metal plate tooth wrench or a tap wrench. In the prior art, a wrench is used for clamping a tap or a metal plate to manually work, so that the operation is inconvenient, the efficiency is low, and the tap or the metal plate is easy to sleeve and skew. Therefore, the problems can be effectively solved by utilizing the lathe tapping auxiliary device to assist tapping and threading, such as the adjustable multifunctional threading device disclosed in the application number 201821961324.1, and the lathe can be utilized to efficiently perform tapping and threading. When the device is used, if taps or threading dies of different types need to be replaced, the compression screw is unscrewed, the taps or threading dies are pulled out along the axial direction of the clamping hole, and then the taps or threading dies of the other type are installed along the axial direction of the clamping hole; however, during actual handling, it becomes difficult to replace the tap or die due to the blockage of the workpiece or lathe chuck.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the problems in the prior art, the utility model provides a lathe tapping threading auxiliary device which can replace a tap or a threading die along the radial direction of a tailstock shank, and is convenient to use.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

a tapping threading auxiliary device of a lathe comprises a device main body; the device main body comprises a tailstock tip handle connected with a lathe tailstock and a sliding jacket connected with the tailstock tip handle; the tail seat tip handle comprises a tip handle cone part connected with the lathe tail seat and a connecting sleeve part connected between the sliding clamping sleeve and the tail part of the taper handle; the connecting sleeve part is detachably connected with the taper part of the tip handle; the connecting sleeve part comprises a first annular wall and a second annular wall which can be spliced and connected with the first annular wall; the first annular wall and the second annular wall are spliced to form a first inner hole; the sliding jacket comprises an extending section which can extend into the first inner hole; the extending section is connected with the connecting sleeve part in a sliding manner; the device body further comprises a connecting ring for connecting the connecting sleeve part and the tip handle cone part.

The tip shank taper includes a post boss that mates with the first bore.

The sliding jacket comprises a first threaded hole arranged on the peripheral surface of the extending section; the device body further comprises a threaded post matched with the first threaded hole; the connecting sleeve part also comprises a limiting hole for the threaded column to pass through.

The limiting hole is a strip hole extending along the axial direction of the connecting sleeve part.

The limiting hole comprises a first opening on the first annular wall and a second opening on the second annular wall.

The sliding jacket further comprises a limiting section connected with the extending section; the limiting section comprises a clamping hole for fixing a screw tap or a screw die and a second threaded hole communicated with the clamping hole; the clamping hole and the first inner hole are coaxially arranged; the second threaded hole extends along the radial direction of the sliding clamping sleeve.

The first annular wall comprises a first connecting surface connected with the second annular wall and a clamping groove positioned on the first connecting surface; the second annular wall comprises a second connecting surface connected with the first annular wall and a clamping protrusion arranged on the second connecting surface.

The connecting ring comprises an internal thread section at the inner hole of the connecting ring; the tail seat tip handle comprises an external thread section matched with the connecting ring; the external thread section comprises a first sub-section on the connecting sleeve part and a second sub-section on the tip handle cone part.

The device main body further comprises a limiting ring sleeved outside the connecting sleeve.

(III) beneficial effects

The beneficial effects of the utility model are as follows: in the practical implementation process, the sliding clamping sleeve is used for connecting the screw tap or the screw die, and when the screw tap or the screw die needs to be replaced, the sliding clamping sleeve with the screw tap or the screw die can be replaced together. Specifically, the connecting sleeve part is formed by splicing the first annular wall and the second annular wall, and the connecting sleeve can be disassembled during disassembly, so that the extending section in the first inner hole can be removed along the radial direction; during installation, the sliding clamping sleeve is arranged between the first annular wall and the second annular wall, the first annular wall and the second annular wall are spliced, and then the connecting sleeve part and the taper part of the tip handle are fixed together through the connecting ring. Compared with the prior art, the auxiliary device increases the possibility of replacing the tap or the threading die from the radial direction, and is convenient to use.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a tapping auxiliary device for a lathe according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a first annular wall according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of a tip shank taper of an embodiment of the present utility model;

[ reference numerals description ]

Tailstock tip handle 1, sliding mounting sleeve 2, tip handle taper 11, connecting sleeve 12, first annular wall 121, second annular wall 122, first inner bore 123, extension 21, connecting ring 3, stud boss 111, first threaded bore 22, threaded stud 4, spacing hole 124, first opening 125, spacing section 23, clamping hole 231, second threads 232, clamping groove a1, external thread section 13, first subsection 131, second subsection 132, spacing ring 5.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.

Referring to fig. 1 to 3, the tapping threading auxiliary device for a lathe of the present utility model includes a device main body; the device main body comprises a tailstock tip handle 1 connected with a lathe tailstock and a sliding jacket 2 connected with the tailstock tip handle 1; the tail seat tip handle 1 comprises a tip handle cone part 11 connected with a lathe tail seat and a connecting sleeve part 12 connected between the sliding jacket 2 and the tail part of the cone handle; the connecting sleeve part 12 is detachably connected with the tip handle cone part 11; the connecting sleeve part 12 comprises a first annular wall 121 and a second annular wall 122 which can be connected with the first annular wall 121 in a spliced manner; the first annular wall 121 and the second annular wall 122 are spliced to form a first inner hole 123; the sliding collet 2 includes an extension 21 that extends into the first bore 123; the extending section 21 is connected with the connecting sleeve part 12 in a sliding way; the device body further comprises a connecting ring 3 for connecting the connecting sleeve portion 12 and the tip shank taper portion 11. In practical implementations, the sliding collet 2 is used for connecting a tap or a die, and when the tap or the die needs to be replaced, the sliding collet 2 with the tap or the die can be replaced together. Specifically, since the connecting sleeve portion 12 is formed by splicing the first annular wall 121 and the second annular wall 122, the connecting sleeve can be disassembled during disassembly, so that the extending section 21 in the first inner hole 123 can be removed in the radial direction; during installation, the sliding jacket 2 is arranged between the first annular wall 121 and the second annular wall 122 again, the first annular wall 121 and the second annular wall 122 are spliced, and then the connecting sleeve part 12 and the tip handle cone part 11 are fixed together through the connecting ring 3. Compared with the prior art, the auxiliary device increases the possibility of replacing the tap or the threading die from the radial direction, and is convenient to use.

Optionally, the tip shank taper 11 includes a post boss 111 that mates with the first bore 123. In the practical implementation process, the connecting sleeve is convenient to position and install through the cooperation of the column protrusion 111 and the first inner hole 123.

Optionally, the sliding jacket 2 comprises a first threaded hole 22 provided on the peripheral surface of the extension 21; the device body also comprises a threaded post 4 which cooperates with the first threaded hole 22; the connecting sleeve portion 12 further includes a limiting hole 124 through which the threaded post 4 passes. In the practical implementation process, the threaded column 4 is connected with the first threaded hole 22 through the limiting hole 124, and the limiting hole 124 limits the sliding jacket 2 by blocking the threaded column 4, so as to prevent the sliding jacket 2 from rotating relative to the connecting sleeve 12.

Alternatively, the limiting hole 124 is an elongated hole extending axially along the connecting sleeve portion 12. Facilitating the installation of the threaded post 4.

Optionally, the limiting aperture 124 includes a first opening 125 in the first annular wall 121 and a second opening in the second annular wall 122. Is convenient for processing.

Optionally, the sliding jacket 2 further comprises a limiting section 23 connected to the projecting section 21; the limiting section 23 comprises a clamping hole 231 for fixing a tap or a die and a second threaded 232 hole communicated with the clamping hole 231; the clamping hole 231 is coaxially arranged with the first inner hole 123; the second threaded 232 bore extends radially along the sliding collet 2. In an actual implementation process, the device main body further includes a screw rod matched with the second thread 232 hole, a tap or a die is installed in the clamping hole 231, and the tap or the die in the clamping hole 231 is extruded and fixed by rotating the screw rod.

Optionally, the first annular wall 121 includes a first connection surface connected to the second annular wall 122 and a clamping groove a1 on the first connection surface; the second annular wall 122 includes a second connection surface connected to the first annular wall 121 and a detent projection disposed on the second connection surface. In the practical implementation process, the engagement of the first annular wall 121 and the second annular wall 122 is facilitated by the engagement of the clamping groove a1 and the clamping protrusion.

Optionally, the connection ring 3 comprises an internally threaded section at its internal bore; the tailstock tip shank 1 comprises an external thread section 13 which is matched with the connecting ring 3; the male thread section 13 comprises a first sub-section 131 on the connection sleeve portion 12 and a second sub-section 132 on the tip shank taper portion 11. In actual implementation, the first sub-section 131 and the second sub-section 132 are connected by the internal thread section of the connecting ring 3, so that the connecting sleeve portion 12 is connected with the tailstock shank 1.

Optionally, the device main body further comprises a limiting ring 5 sleeved outside the connecting sleeve. In the practical implementation process, the connecting sleeve part 12 can be further limited by the limiting ring 5 to prevent the connecting sleeve part 12 from being disconnected unintentionally

The basic principle and main characteristics of the utility model and the advantages of the utility model are shown and described above, standard parts used by the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.

Claims

1. A tapping threading auxiliary device of a lathe comprises a device main body; the device main body comprises a tailstock tip handle connected with a lathe tailstock and a sliding jacket connected with the tailstock tip handle; the tail seat tip handle comprises a tip handle cone part connected with the lathe tail seat and a connecting sleeve part connected between the sliding clamping sleeve and the tail part of the taper handle; the method is characterized in that: the connecting sleeve part is detachably connected with the taper part of the tip handle; the connecting sleeve part comprises a first annular wall and a second annular wall which can be spliced and connected with the first annular wall; the first annular wall and the second annular wall are spliced to form a first inner hole; the sliding jacket comprises an extending section which can extend into the first inner hole; the extending section is connected with the connecting sleeve part in a sliding manner; the device body further comprises a connecting ring for connecting the connecting sleeve part and the tip handle cone part.

2. A lathe tapping screw assist device as defined in claim 1, wherein: the tip shank taper includes a post boss that mates with the first bore.

3. A lathe tapping screw assist device as defined in claim 1, wherein: the sliding jacket comprises a first threaded hole arranged on the peripheral surface of the extending section; the device body further comprises a threaded post matched with the first threaded hole; the connecting sleeve part also comprises a limiting hole for the threaded column to pass through.

4. A lathe tapping screw assist device as defined in claim 3, wherein: the limiting hole is a strip hole extending along the axial direction of the connecting sleeve part.

5. A lathe tapping screw assist device as defined in claim 3, wherein: the limiting hole comprises a first opening on the first annular wall and a second opening on the second annular wall.

6. A lathe tapping screw assist device as defined in claim 4, wherein: the sliding jacket further comprises a limiting section connected with the extending section; the limiting section comprises a clamping hole for fixing a screw tap or a screw die and a second threaded hole communicated with the clamping hole; the clamping hole and the first inner hole are coaxially arranged; the second threaded hole extends along the radial direction of the sliding clamping sleeve.

7. A lathe tapping screw auxiliary device as defined in claim 2, wherein: the first annular wall comprises a first connecting surface connected with the second annular wall and a clamping groove positioned on the first connecting surface; the second annular wall comprises a second connecting surface connected with the first annular wall and a clamping protrusion arranged on the second connecting surface.

8. A lathe tapping screw assist device as defined in claim 7, wherein: the connecting ring comprises an internal thread section at the inner hole of the connecting ring; the tail seat tip handle comprises an external thread section matched with the connecting ring; the external thread section comprises a first sub-section on the connecting sleeve part and a second sub-section on the tip handle cone part.

9. A lathe tapping screw assist device as defined in claim 8, wherein: the device main body further comprises a limiting ring sleeved outside the connecting sleeve.